100055056 has 10 divisors (see below), whose sum is σ = 193856702. Its totient is φ = 50027520.

The previous prime is 100055051. The next prime is 100055063. The reversal of 100055056 is 650550001.

It can be written as a sum of positive squares in only one way, i.e., 98406400 + 1648656 = 9920^2 + 1284^2 .

It is a super-2 number, since 2×100055056² = 20022028462326272, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (100055051) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3126705 + ... + 3126736.

Almost surely, 2^100055056 is an apocalyptic number.

100055056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

100055056 is a deficient number, since it is larger than the sum of its proper divisors (93801646).

100055056 is an equidigital number, since it uses as much as digits as its factorization.

100055056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6253449 (or 6253443 counting only the distinct ones).

The product of its (nonzero) digits is 750, while the sum is 22.

The square root of 100055056 is about 10002.7524212089. The cubic root of 100055056 is about 464.2440501717.

The spelling of 100055056 in words is "one hundred million, fifty-five thousand, fifty-six".